<template>
  <a-card :bordered="false">

    <!-- 操作按钮区域 -->
    <div class="table-operator">
      <a-button type="link" @click="myHandleAdd" icon="plus">新增</a-button>
      <a-button type="link" icon="download" @click="handleExportXls('仓库')">导出</a-button>
      <a-upload name="file" :showUploadList="false" :multiple="false" :headers="tokenHeader" :action="importExcelUrl"
        @change="handleImportExcel">
        <a-button type="link" icon="import">导入</a-button>
      </a-upload>
    </div>

    <!-- table区域-begin -->
    <div>
      <a-table ref="table" size="middle" rowKey="id" :scroll="{ x: 1600}" class="j-table-force-nowrap"
        :columns="columns" :dataSource="dataSource" :pagination="ipagination" :loading="loading"
        :expandedRowKeys="expandedRowKeys" @change="handleTableChange" @expand="handleExpand" v-bind="tableProps">

        <a slot="code" @click="myHandleDetail(record)" slot-scope="text, record">{{text}}</a>

        <span slot="action" slot-scope="text, record">
          <a @click="myHandleEdit(record)">编辑</a>
          <a-divider type="vertical" />
          <a-dropdown>
            <a class="ant-dropdown-link">更多
              <a-icon type="down" /></a>
            <a-menu slot="overlay">
              <a-menu-item>
                <a-popconfirm title="确定删除吗?" @confirm="() => handleDelete(record.id)">
                  <a>删除</a>
                </a-popconfirm>
              </a-menu-item>
            </a-menu>
          </a-dropdown>
        </span>

      </a-table>
    </div>

    <basWarehouse-modal ref="modalForm" @ok="modalFormOk"></basWarehouse-modal>
  </a-card>
</template>

<script>
  import {
    getAction
  } from '@/api/manage'
  import {
    JeecgListMixin
  } from '@/mixins/JeecgListMixin'
  import BasWarehouseModal from './modules/BasWarehouseModal'
  import {
    filterMultiDictText
  } from '@/components/dict/JDictSelectUtil'

  export default {
    name: "BasWarehouseList",
    mixins: [JeecgListMixin],
    components: {
      BasWarehouseModal
    },
    data() {
      return {
        description: '仓库管理',
        // 表头
        columns: [{
            title: '名称',
            fixed: 'left',
            width: 300,
            align: "left",
            dataIndex: 'name'
          },
          {
            title: '编码',
            fixed: 'left',
            width: 200,
            align: "left",
            dataIndex: 'code',
            scopedSlots: {
              customRender: 'code'
            }
          },
          {
            title: '电话',
            align: "center",
            dataIndex: 'phone'
          },
          {
            title: '是否启用',
            width: 75,
            align: "center",
            dataIndex: 'isEnabled_dictText'
          },
          {
            title: '备注',
            align: "left",
            dataIndex: 'remark'
          },
          {
            title: '操作',
            dataIndex: 'action',
            fixed: 'right',
            width: 120,
            align: "center",
            scopedSlots: {
              customRender: 'action'
            },
          }
        ],
        url: {
          list: "/bas/basWarehouse/rootList",
          childList: "/bas/basWarehouse/childList",
          delete: "/bas/basWarehouse/delete",
          deleteBatch: "/bas/basWarehouse/deleteBatch",
          exportXlsUrl: "/bas/basWarehouse/exportXls",
          importExcelUrl: "bas/basWarehouse/importExcel",
        },
        expandedRowKeys: [],
        hasChildrenField: "hasChild",
        pidField: "pid",
        dictOptions: {}
      }
    },
    computed: {
      importExcelUrl() {
        return `${window._CONFIG['domianURL']}/${this.url.importExcelUrl}`;
      },
      tableProps() {
        let _this = this
        return {
          // 列表项是否可选择
          rowSelection: {
            columnWidth: 40,
            selectedRowKeys: _this.selectedRowKeys,
            onChange: (selectedRowKeys) => _this.selectedRowKeys = selectedRowKeys
          }
        }
      }
    },
    methods: {
      initDictConfig() {},

      myHandleAdd() {
        this.$refs.modalForm.action = "add";
        this.handleAdd();
      },
      myHandleEdit(record) {
        this.$refs.modalForm.action = "edit";
        this.handleEdit(record);
      },
      myHandleDetail(record) {
        this.$refs.modalForm.action = "detail";
        this.handleDetail(record);
      },

      loadData(arg) {
        if (arg == 1) {
          this.ipagination.current = 1
        }
        this.loading = true
        this.expandedRowKeys = []
        let params = this.getQueryParams()
        return new Promise((resolve) => {
          getAction(this.url.list, params).then(res => {
            if (res.success) {
              let result = res.result
              if (Number(result.total) > 0) {
                this.ipagination.total = Number(result.total)
                this.dataSource = this.getDataByResult(res.result.records)
                resolve()
              } else {
                this.ipagination.total = 0
                this.dataSource = []
              }
            } else {
              this.$message.warning(res.message)
            }
            this.loading = false
          })
        })
      },
      getDataByResult(result) {
        return result.map(item => {
          //判断是否标记了带有子节点
          if (item[this.hasChildrenField] == '1') {
            let loadChild = {
              id: item.id + '_loadChild',
              name: 'loading...',
              isLoading: true
            }
            item.children = [loadChild]
          }
          return item
        })
      },
      handleExpand(expanded, record) {
        // 判断是否是展开状态
        if (expanded) {
          this.expandedRowKeys.push(record.id)
          if (record.children.length > 0 && record.children[0].isLoading === true) {
            let params = this.getQueryParams(); //查询条件
            params[this.pidField] = record.id
            getAction(this.url.childList, params).then((res) => {
              if (res.success) {
                if (res.result && res.result.length > 0) {
                  record.children = this.getDataByResult(res.result)
                  this.dataSource = [...this.dataSource]
                } else {
                  record.children = ''
                  record.hasChildrenField = '0'
                }
              } else {
                this.$message.warning(res.message)
              }
            })
          }
        } else {
          let keyIndex = this.expandedRowKeys.indexOf(record.id)
          if (keyIndex >= 0) {
            this.expandedRowKeys.splice(keyIndex, 1);
          }
        }
      },

      modalFormOk(formData, arr) {
        if (!formData.id) {
          this.addOk(formData, arr)
        } else {
          if (!arr) {
            this.loadData()
          } else {
            this.editOk(formData, this.dataSource)
            this.dataSource = [...this.dataSource]
          }
        }
      },
      editOk(formData, arr) {
        if (arr && arr.length > 0) {
          for (let i = 0; i < arr.length; i++) {
            if (arr[i].id == formData.id) {
              arr[i] = formData
              break
            } else {
              this.editOk(formData, arr[i].children)
            }
          }
        }
      },
      async addOk(formData, arr) {
        if (!formData[this.pidField]) {
          this.loadData()
        } else {
          this.expandedRowKeys = []
          for (let i of arr) {
            await this.expandTreeNode(i)
          }
        }
      },
      expandTreeNode(nodeId) {
        return new Promise((resolve, reject) => {
          this.getFormDataById(nodeId, this.dataSource)
          let row = this.parentFormData
          this.expandedRowKeys.push(nodeId)
          let params = this.getQueryParams(); //查询条件
          params[this.pidField] = nodeId
          getAction(this.url.childList, params).then((res) => {
            if (res.success) {
              if (res.result && res.result.length > 0) {
                row.children = this.getDataByResult(res.result)
                this.dataSource = [...this.dataSource]
                resolve()
              } else {
                reject()
              }
            } else {
              reject()
            }
          })
        })
      },
      getFormDataById(id, arr) {
        if (arr && arr.length > 0) {
          for (let i = 0; i < arr.length; i++) {
            if (arr[i].id == id) {
              this.parentFormData = arr[i]
            } else {
              this.getFormDataById(id, arr[i].children)
            }
          }
        }
      },

    }
  }
</script>
<style scoped>
  @import '~@assets/less/common.less';
</style>